Hands-On RF Interference Testing

2 Day Course
Hands On
Code PWS266

This course has been retired. Please view currently available WiMAX Training Courses.

Modules

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Radio Principles (17 topics)

  • Radio Transmission Principles
  • Radio Propagation
  • Frequency, Wave Length, Phase and polarization
  • Signal Power and Free Space Loss
  • Effective Radiated Power (ERP)
  • Polarization, Absorption, Diffraction and Reflection effects
  • Signal to Noise Ratio
  • Interference effects and Fading
  • Channel Allocation
  • Modulation: Amplitude, Frequency and Phase Modulation
  • QAM
  • Multi-Access Systems: FDM, TDM, TDMA, FHSS, DSSS, OFDM, CDMA
  • PCS and GSM system timing needs
  • Frequency use
  • Overlapping channels
  • Coverage and what affects it
  • Causes of drop-outs of calls

Antenna Systems (9 topics)

  • Classes of Antennas
  • Antenna types used
  • Antenna Loss and Gain
  • Point-to-point services
  • Area Coverage
  • Cellular coverage
  • Towers and Mountings
  • Antenna Tower Engineering
  • Hidden Antennas

Noise and Interference (6 topics)

  • Noise and signal strength
  • Noise: sources and temperature
  • Co-channel Interference
  • Noise Types: Narrow band, Wide band, Impulse noise
  • Effects of reflection
  • Locating noise sources

Interference Testing (5 topics)

  • Types of test equipment and the tests that it can perform
  • Using Spectrum Analyzers to test and analyze normal signals
  • Recognizing different kinds of interference
  • Using directional antennas to locate interference sources
  • Handing off descriptions of interference faults found

Prerequisites

This course is aimed at field technicians who require to learn how to detect, measures and locate interference sources on cellular phone, WiFi and wireless data networks.

What Our Customers Say

The training was delivered with a high level of expertise and excellence. Instructor was highly knowledgeable.”

Technical Trainer, Aviat Networks

Overall the course was really good, the trainer really understood the material and was very approachable.”

Customer Training Manager, Aviat Networks

Excellent course, informative and well-paced.”

CSE, Cisco

Course was very well outlined. Topics were great and bridged many gaps.”

System Engineer, Cable & Wireless

An excellent intro to video encoding & MPEG transport streams - I would definitely recommend it.”

Broadcast Engineer, Cisco

Definitely an excellent intro. Left me interested in learning more.”

Broadcast Engineer, Eircom

Excellent training course with real examples and practical classroom demonstrations.”

Transport Designer, Orange

Instructor knowledge and experience was excellent.”

Solutions Engineer, Akamai

Excellent course, very clear and well organised. Course content delivery was very good.”

Assistant Engineer, Dhiraagu

Very informative and appropriate.”

Network Support Technician, BT

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